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Expired Canadian patentCanada

Deflectable holdings assembly

CA 1107524 A · Owner: Caterpillar Tractor Co. · Inventors: Shepard, John L.; Lutz, Karl T.

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

Deflectable Holding Assembly, Abstract This invention relates to a holding assembly (10) for connecting a shaft (20) to a drive member (16) the holding assembly has a body (12), first and second end portions (14,18) and a middle portion (21) a, member (52) is connected to the body (121 at the middle portion (21) for selectively controllably deflecting one of the first and second end portions (14,18) to preselected relative positions and eliminating runout in the shaft (20). The holding assembly (10) is particularly useful on a boring machine.

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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Granted August 25, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 25, 1998.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 9, 1979
GrantedAugust 25, 1981
Term endedAugust 25, 1998
Patent numberCA 1107524 A
Classification (IPC)F16D1/02

Timeline

Timeline From CIPO dates

1980198219841986198819901992199419961998Application filedAug 9, 1979Patent grantedAug 25, 1981Term endedAug 25, 1998

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.